Table 2.

Relation of regular mammography use (use during all three 2-year follow-up periods) to health insurance status within strata of income, education, and neighborhood SES

Factor*Had health insurance
Did not have health insurance
OR (95% CI)
No.Regular mammography use (%)No.Regular mammography use (%)
Family income (in $)
    <25,0011,50976.727251.12.37 (1.75-3.20)
    25,001-50,0003,78481.923444.44.70 (3.49-6.32)
    >50,0006,94182.811050.04.57 (3.03-6.89)
Years of education
    ≥122,50481.424250.03.42 (2.47-4.74)
    13-154,46980.326347.53.51 (2.65-4.63)
    16+6,86882.320446.63.85 (2.79-5.29)
Neighborhood SES (quartile)
    1 (lowest)3,35678.730849.72.74 (2.08-3.61)
    23,47681.217747.53.90 (2.74-5.54)
    33,52682.314141.85.57 (3.76-8.25)
    43,57983.79053.33.83 (2.41-6.10)
  • * Women with missing values were excluded.

  • Odds ratio and 95% CI for regular mammography use (use in all three 2-year periods) relative to nonregular use.